const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()
  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
}

const formatDate = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  return [year, month, day].map(formatNumber).join('/')
}

const formatNumber = n => {
  n = n.toString()
  return n[1] ? n : '0' + n
}

function wxPromisify(fn) {
  return function (obj = {}) {
  return newPromise((resolve, reject) => {
  obj.success = function (res) { resolve(res) } 
  obj.fail = function (res) {reject(res) } 
  fn(obj)//执行函数，obj为传入函数的参数 
   }) 
  }
}

const Room = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()
  var room = `${year}${month}${day}${hour}${minute}${second}`
  return room
}



module.exports = {
  formatTime: formatTime,
  formatDate: formatDate,
  wxPromisify: wxPromisify,
  Room:Room
}